OpenTechnical

OT-2026-000076480

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000076480) never changes.

Identity and time

Publication numberOT-2026-000076480 · never reused
Internal UUID01a0ae94-6a71-7dd4-9845-e731f55a0dae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076480
StatusPUBLIC

Content hashes

Canonical text53bc25babf81202a300ad8d84d1221f0ffac548e3a06203829cbae0b8114e51b
Markdown88dfee67c994176d027702d984dd5f88b7a5b363f090a11a19d6955e47926480
PDF
Publication page656db601cfb997a84b21fe3dcca9557bca85e4b2f535cac0df3429085af1d79a
Manifest63383aa78356214ad6f1e518326c2ffcc4fc3e9a03c4bd355819ffa401905307

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureEfVAYUllLAoLmDWGkzK89k8MptaXSD9RVE2BfJiOa+LjEugcP56Ebp557obYCniTcteoJigGbA9juIzn8pFLAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:41.705147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076480
observed 656db601cfb997a84b21fe3dcca9557b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:41.565220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076480/manifest.json
observed 63383aa78356214ad6f1e518326c2ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:41.543834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076480/publication.md
observed 88dfee67c994176d027702d984dd5f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:41.524696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076480/publication.txt
observed 53bc25babf81202a300ad8d84d1221f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.